Solution-Processed MoO3 Thin Films As a Hole-Injection Layer for Organic Solar Cells

被引:274
作者
Girotto, Claudio [1 ]
Voroshazi, Eszter [1 ,2 ]
Cheyns, David [1 ]
Heremans, Paul [1 ,2 ]
Rand, Barry P. [1 ]
机构
[1] IMEC, B-3001 Louvain, Belgium
[2] Katholieke Univ Leuven, ESAT, B-3001 Louvain, Belgium
关键词
hole-injection layer; solution processing; sol-gel technique; molybdenum oxide; organic solar cells; OXIDE;
D O I
10.1021/am200729k
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
We report on a sol-gel-based technique to fabricate MoO3 thin films as a hole-injection layer for solution-processed or thermally evaporated organic solar cells. The solution-processed MoO3 (sMoO(3)) films are demonstrated to have equal performance to hole-injection layers composed of either PEDOT:PSS or thermally evaporated MoO3 (eMoO(3)), and the annealing temperature at which the sol-gel layer begins to work is consistent with the thermodynamic analysis of the process. Finally, the shelf lifetime of devices made with the sMoO(3) is similar to equivalent devices prepared with a eMoO(3) hole-injection layer.
引用
收藏
页码:3244 / 3247
页数:4
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